Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528413 | Synergistic SCR/DOC configurations for lowering diesel emissions | Santhoji Katare, Douglas Allen Dobson, Gang Guo, Paul M. Laing, William Charles Ruona +1 more | 2016-12-27 |
| 9518287 | NOx control during engine idle-stop operations | Joseph Robert Theis, James Michael Kerns, Michael James Uhrich, Thomas G. Leone, Jeffrey Allen Doering +1 more | 2016-12-13 |
| 9463447 | Hydrocarbon trap with increased zeolite loading and improved adsorption capacity | Jason Aaron Lupescu, Manish Sharma | 2016-10-11 |
| 9339800 | Methods for treating engine exhaust | Hungwen Jen, James Robert Warner, James W. Girard, Christine Kay Lambert | 2016-05-17 |
| 9304061 | Methods and systems for diagnostics of an emission system with more than one SCR region | Douglas Allen Dobson, Ed Badillo, Christine Kay Lambert, Gang Guo | 2016-04-05 |
| 9267409 | Reverse flow hydrocarbon trap | Gang Guo, Lifeng Xu, Manish Sharma, Jeffrey Scott Hepburn | 2016-02-23 |
| 9255513 | Exhaust air injection | Gopichandra Surnilla | 2016-02-09 |
| 9163543 | Exhaust air injection | Rachel Alison Snow, Jacqueline A. Lymburner, Joseph Robert Theis | 2015-10-20 |
| 9120056 | Catalyst assembly for treating engine exhaust | Hungwen Jen, James Robert Warner, James W. Girard, Christine Kay Lambert | 2015-09-01 |
| 9068491 | SCR catalyst diagnostics | Jeffrey Allen Doering, Thomas G. Leone, Joseph Robert Theis, Michael James Uhrich | 2015-06-30 |
| 9061244 | System for reducing NOx in exhaust | James W. Girard, Christine Kay Lambert, Rachel Alison Snow | 2015-06-23 |
| 8978360 | Hydrocarbon and NOx trap | Jason Aaron Lupescu, Shane Elwart, James Michael Kerns, Michael James Uhrich | 2015-03-17 |
| 8875489 | Reduction of particulate, NOx, and ammonia emissions | Karen Marie Adams, Yisun Cheng | 2014-11-04 |
| 8862370 | NOx control during engine idle-stop operations | Joseph Robert Theis, James Michael Kerns, Michael James Uhrich, Thomas G. Leone, Jeffrey Allen Doering +1 more | 2014-10-14 |
| 8661882 | Methods and systems for diagnostics of an emission system with more than one SCR region | Douglas Allen Dobson, Ed Badillo, Christine Kay Lambert, Gang Guo | 2014-03-04 |
| 8343448 | System for reducing NOx in exhaust | James W. Girard, Hungwen Jen, Rachel Alison Snow, Christine Kay Lambert | 2013-01-01 |
| 8273315 | Engine emission control system | Jeong Yeol Kim | 2012-09-25 |
| 8240194 | Methods and systems for diagnostics of an emission system with more than one SCR region | Douglas Allen Dobson, Ed Badillo, Christine Kay Lambert, Gang Guo | 2012-08-14 |
| 8225597 | System for reducing NOx in exhaust | James W. Girard, Christine Kay Lambert, Rachel Alison Snow | 2012-07-24 |
| 8209955 | Reduction of particulate, NOx, and ammonia emissions | Karen Marie Adams, Yisun Cheng | 2012-07-03 |
| 8209961 | Engine-off ammonia vapor management system and method | Christopher Oberski, Michiel J. Van Nieuwstadt, Timothy Webb, William Charles Ruona | 2012-07-03 |
| 8191354 | Method and aftertreatment configuration to reduce engine cold-start NOx emissions | Jeong Yeol Kim, Michael Goebelbecker, Paul M. Laing, Christine Kay Lambert | 2012-06-05 |
| 8137648 | Diesel engine exhaust treatment system and method including a platinum group metal trapping device | Hungwen Jen, James W. Girard | 2012-03-20 |
| 8132404 | Ammonia vapor storage and purge system and method | Christopher Oberski, Michiel J. Van Nieuwstadt, Timothy Webb, Willilam Ruona | 2012-03-13 |
| 8071038 | Progressive catalyst loading for integrated particulate filter and selective catalytic reduction unit | James W. Girard, Jeong Yeol Kim, Christine Kay Lambert | 2011-12-06 |